Widder

Recording by Karlheinz Stockhausen.

Recording identifiers

ISRC
ITK601801906
CopyrightID (CopyrightChains transaction hash)
0x96090246c8c9d5b675c4687f0e1cb2d950af709d472121ff15e398671643be66
Copyright registration time
2026-07-06T10:06:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:50:41Z
Bitcoin block
957052
Canonical record hash
sha256:bc82c65f32d0faf8d1267b755bdc68748603aa00cf9522807a4089a869a21377

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.